The December solstice occurs when the sun reaches its most southerly declination. According to the Gregorian calendar, the December solstice occurs annually on a day between December 20 and December 23. In 2013 the event fell on the 21st. The time just before Christmas, where most of us appreciate the beauty of candlelight so much. In the Ahrvalley some very creative people like Gregor Lersch, who is a genius in floral design, have set up some very unique lights along the river:„River Bank Lights - Uferlichter“Bad Neuenahr, December 2013